Home / 492,732,524.92-679,971,097.29-269,715,478.54

Finding the Fourth Proportional to 492,732,524.92, 679,971,097.29 and 269,715,478.54

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Solution

The fourth proportional to 492,732,524.92, 679,971,097.29 and 269,715,478.54 is: 372,207,476.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,732,524.92 : 679,971,097.29 = 269,715,478.54 : x
  2. Step 2: Convert to fraction form
    492,732,524.92/679,971,097.29 = 269,715,478.54/x
  3. Step 3: Cross multiply
    492,732,524.92x = 679,971,097.29 × 269,715,478.54
  4. Step 4: Simplify right side
    492,732,524.92x = 183,398,729,898,941,248
  5. Step 5: Solve for x
    x = 183,398,729,898,941,248/492,732,524.92
  6. Step 6: Final answer
    x = 372,207,476.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.